684244596 has 96 divisors (see below), whose sum is σ = 1868554240. Its totient is φ = 190854144.

The previous prime is 684244567. The next prime is 684244607. The reversal of 684244596 is 695442486.

684244596 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 643161 + ... + 644223.

Almost surely, 2^684244596 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 684244596, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (934277120).

684244596 is an abundant number, since it is smaller than the sum of its proper divisors (1184309644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

684244596 is a wasteful number, since it uses less digits than its factorization.

684244596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253 (or 1251 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 48.

The square root of 684244596 is about 26158.0694241758. The cubic root of 684244596 is about 881.1918234921.

The spelling of 684244596 in words is "six hundred eighty-four million, two hundred forty-four thousand, five hundred ninety-six".